Wireless powerbank



FIG. 1 is a perspective view of a wireless powerbank showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is an enlarged view of portion 9 shown in FIG. 2.

The dash-dash broken lines in the drawings are for the purpose of illustrating portions of the wireless powerbank that form no part of the claimed design. The dash-dot broken lines in FIGS. 2 and 9 are for the purpose of illustrating the boundaries of the enlarged portion shown in FIG. 9, and form no part of the claimed design. 

CLAIM The ornamental design for a wireless powerbank, as shown and described. 